diff options
| -rw-r--r-- | NEWS | 1 | ||||
| -rw-r--r-- | src/pcm_buffer.c | 5 | ||||
| -rw-r--r-- | src/pcm_buffer.h | 4 |
3 files changed, 10 insertions, 0 deletions
@@ -1,4 +1,5 @@ ver 0.16.8 (2012/??/??) +* fix for libsamplerate assertion failure ver 0.16.7 (2012/02/04) diff --git a/src/pcm_buffer.c b/src/pcm_buffer.c index b0449d44..60a699b2 100644 --- a/src/pcm_buffer.c +++ b/src/pcm_buffer.c @@ -34,6 +34,11 @@ pcm_buffer_get(struct pcm_buffer *buffer, size_t size) { assert(buffer != NULL); + if (size == 0) + /* never return NULL, because NULL would be assumed to + be an error condition */ + size = 1; + if (buffer->size < size) { /* free the old buffer */ g_free(buffer->buffer); diff --git a/src/pcm_buffer.h b/src/pcm_buffer.h index fe223c74..b132d4fd 100644 --- a/src/pcm_buffer.h +++ b/src/pcm_buffer.h @@ -63,6 +63,10 @@ pcm_buffer_deinit(struct pcm_buffer *buffer) /** * Get the buffer, and guarantee a minimum size. This buffer becomes * invalid with the next pcm_buffer_get() call. + * + * This function will never return NULL, even if size is zero, because + * the PCM library uses the NULL return value to signal "error". An + * empty destination buffer is not always an error. */ G_GNUC_MALLOC void * |